8-12=15

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Solution for 8-12=15 equation: 


Simplifying
8 + -12 = 15

Combine like terms: 8 + -12 = -4
-4 = 15

Solving
-4 = 15

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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